4 files changed, 15 insertions, 4 deletions
diff --git a/platform/osx/export/codesign.cpp b/platform/osx/export/codesign.cpp
index 8ea6ff519d..8d1d147196 100644
--- a/platform/osx/export/codesign.cpp
+++ b/platform/osx/export/codesign.cpp
@@ -1359,9 +1359,12 @@ Error CodeSign::_codesign_file(bool p_use_hardened_runtime, bool p_force, const
 
 	// Generate common signature structures.
 	if (id.is_empty()) {
-		Ref<Crypto> crypto = Ref<Crypto>(Crypto::create());
-		PackedByteArray uuid = crypto->generate_random_bytes(16);
-		id = (String("a-55554944") /*a-UUID*/ + String::hex_encode_buffer(uuid.ptr(), 16));
+		CryptoCore::RandomGenerator rng;
+		ERR_FAIL_COND_V_MSG(rng.init(), FAILED, "Failed to initialize random number generator.");
+		uint8_t uuid[16];
+		Error err = rng.get_random_bytes(uuid, 16);
+		ERR_FAIL_COND_V_MSG(err, err, "Failed to generate UUID.");
+		id = (String("a-55554944") /*a-UUID*/ + String::hex_encode_buffer(uuid, 16));
 	}
 	CharString uuid_str = id.utf8();
 	print_verbose(vformat("CodeSign: Used bundle ID: %s", id));
diff --git a/platform/osx/export/codesign.h b/platform/osx/export/codesign.h
index 927df79281..e5e9be5c28 100644
--- a/platform/osx/export/codesign.h
+++ b/platform/osx/export/codesign.h
@@ -41,7 +41,6 @@
 #ifndef CODESIGN_H
 #define CODESIGN_H
 
-#include "core/crypto/crypto.h"
 #include "core/crypto/crypto_core.h"
 #include "core/io/dir_access.h"
 #include "core/io/file_access.h"
diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp
index d844531071..59f55b5dd2 100644
--- a/platform/windows/os_windows.cpp
+++ b/platform/windows/os_windows.cpp
@@ -46,6 +46,7 @@
 #include "windows_terminal_logger.h"
 
 #include <avrt.h>
+#include <bcrypt.h>
 #include <direct.h>
 #include <knownfolders.h>
 #include <process.h>
@@ -192,6 +193,12 @@ void OS_Windows::finalize_core() {
 	NetSocketPosix::cleanup();
 }
 
+Error OS_Windows::get_entropy(uint8_t *r_buffer, int p_bytes) {
+	NTSTATUS status = BCryptGenRandom(nullptr, r_buffer, p_bytes, BCRYPT_USE_SYSTEM_PREFERRED_RNG);
+	ERR_FAIL_COND_V(status, FAILED);
+	return OK;
+}
+
 Error OS_Windows::open_dynamic_library(const String p_path, void *&p_library_handle, bool p_also_set_library_path) {
 	String path = p_path.replace("/", "\\");
 
diff --git a/platform/windows/os_windows.h b/platform/windows/os_windows.h
index 0a11416b1b..bde663a27b 100644
--- a/platform/windows/os_windows.h
+++ b/platform/windows/os_windows.h
@@ -106,6 +106,8 @@ protected:
 public:
 	virtual void alert(const String &p_alert, const String &p_title = "ALERT!") override;
 
+	virtual Error get_entropy(uint8_t *r_buffer, int p_bytes) override;
+
 	virtual Error open_dynamic_library(const String p_path, void *&p_library_handle, bool p_also_set_library_path = false) override;
 	virtual Error close_dynamic_library(void *p_library_handle) override;
 	virtual Error get_dynamic_library_symbol_handle(void *p_library_handle, const String p_name, void *&p_symbol_handle, bool p_optional = false) override;